Question

define photo synthesis​

Answer 1

Photosynthesis is the process by which green plants take in carbon dioxide and water, in the presence of chlorophyll by using sunlight to make their own food, is called as photosynthesis. Oxygen is released as a by product.

$\sf 12H_2O + 6CO_2 \underset{chlorophyll}{\xrightarrow{Sunlight}} C_6H_{12}O_6 + 6H_2O + 6O_2 \uparrow$

Answer 2

The process by which green plants turn carbon dioxide and water into food using energy from sunlight.

Hope it's helpful.